Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse
Caspian Gull cachinnans 0.B 5CY, April 29 2022, De Kreupel - M, the Netherlands.
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Tibia ring r-0B and metal NLA 6.214.034, ringed as adult male Larus cachinnans on April 29 2022 at nest M8 at De Kreupel, Holland (5247.00 N 513.00 E) - ringer Roland-Jan Buijs.
Recoveries:
23-04-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
27-04-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
19-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse
22-05-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
04-07-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Peter van Horssen
Bird from De Kreupel, nest M8 on island M. Data for this nest:
| Date: | Egg code | Height (mm) | Width (mm) | Comments | Metal NLA | Colour ring | Wing (mm) | Head+ bill (mm) | Bill (mm) | Mass (gr) | Tarsus | Gonys | Swab no |
| 14-4-2022 | A-egg | 69.5 | 49.3 | 2 eggs | |||||||||
| B-egg | 70.7 | 49.6 | |||||||||||
| 29-4-2022 | 2 eggs | ||||||||||||
| 5CY Caspian Gull trapped | 6214034 | Red 0.B | 462 | 136.7 | 65.0 | 1276 | 75.8 | 20.2 | 1065 | ||||
| 13-5-2022 | 2 pulli in nest | 5623542 | Red 2.M | 60.8 | 151 | ||||||||
| 5623543 | Red 2.N | 58.1 | 131 |